GB1597681A - Servo control system - Google Patents

Servo control system Download PDF

Info

Publication number
GB1597681A
GB1597681A GB12230/78A GB1223078A GB1597681A GB 1597681 A GB1597681 A GB 1597681A GB 12230/78 A GB12230/78 A GB 12230/78A GB 1223078 A GB1223078 A GB 1223078A GB 1597681 A GB1597681 A GB 1597681A
Authority
GB
United Kingdom
Prior art keywords
signal
displacement
control system
differential amplifier
servo control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB12230/78A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP3973877A external-priority patent/JPS586162B2/ja
Priority claimed from JP4802877A external-priority patent/JPS5831610B2/ja
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of GB1597681A publication Critical patent/GB1597681A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0629—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion
    • F16C32/064—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion the liquid being supplied under pressure
    • F16C32/0644—Details of devices to control the supply of liquids to the bearings
    • F16C32/0648—Details of devices to control the supply of liquids to the bearings by sensors or pressure-responsive control devices in or near the bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/38—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members using fluid bearings or fluid cushion supports
    • B23Q1/385—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members using fluid bearings or fluid cushion supports in which the thickness of the fluid-layer is adjustable
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General buildup of machine tools, e.g. spindles, slides, actuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Control Of Position Or Direction (AREA)
  • Machine Tool Units (AREA)
GB12230/78A 1977-04-07 1978-03-29 Servo control system Expired GB1597681A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3973877A JPS586162B2 (ja) 1977-04-07 1977-04-07 微小位置決め装置
JP4802877A JPS5831610B2 (ja) 1977-04-26 1977-04-26 自動位置補正装置

Publications (1)

Publication Number Publication Date
GB1597681A true GB1597681A (en) 1981-09-09

Family

ID=26379114

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12230/78A Expired GB1597681A (en) 1977-04-07 1978-03-29 Servo control system

Country Status (3)

Country Link
US (1) US4193644A (de)
DE (1) DE2814578C2 (de)
GB (1) GB1597681A (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56126547A (en) * 1980-03-06 1981-10-03 Makino Milling Mach Co Ltd Machine equipped with load compensating guide face
US4327592A (en) * 1980-05-02 1982-05-04 The United States Of America As Represented By The United States Department Of Energy Hydrostatic bearings for a turbine fluid flow metering device
DE3241940A1 (de) * 1981-11-13 1983-06-30 Citizen Watch Co., Ltd., Tokyo Mikro-einstellbares geraet zum festsetzen einer verschiebung und einer rotation
EP0082884B1 (de) * 1981-12-24 1986-05-14 Carl Schenck Ag Lagerung für eine Auswuchtmaschine zum Auswuchten von elastischen Rotoren
FR2528983B1 (fr) * 1982-06-22 1985-09-20 Socapex Dispositif de connexion et d'alignement de deux embouts de raccordement de fibres optiques en forme de v
CH662754A5 (de) * 1984-03-01 1987-10-30 Escher Wyss Ag Behandlungsmaschine mit rotierbarer behandlungstrommel.
US4570045A (en) * 1984-03-08 1986-02-11 Jeppson Morris R Conveyorized microwave heating chamber with dielectric wall structure
GB8421142D0 (en) * 1984-08-20 1984-09-26 Brown R D Damping device
US4643592A (en) * 1984-11-09 1987-02-17 Lewis David W Vibration limiting of rotating machinery through active control means
US4650123A (en) * 1986-03-25 1987-03-17 Toyota Jidosha Kabushiki Kaisha Rotary type electrostatic spray painting device
DE3874520T2 (de) * 1988-03-04 1993-03-25 Ritrama Spa Hydrostatische dosierrolle mit anzeige der verschiebung durch steuerung von hydrostatischen traegern zu feiner dosierung.
US4947639A (en) * 1988-05-12 1990-08-14 United Technologies Corporation Apparatus and method for supporting a rotating shaft in a rotary machine
DE3825224A1 (de) * 1988-07-25 1990-02-01 Man Energie Gmbh Steuerung eines pruefkopfes fuer materialpruefung
JPH04312211A (ja) * 1991-04-10 1992-11-04 Denshi Seiki Kogyo Kk 軸受け構造および振動検出装置
US5578881A (en) * 1994-09-29 1996-11-26 Glacier Rpb Inc. Axial vibration damping arrangement
US5764018A (en) * 1995-09-29 1998-06-09 Hewlett-Packard Co. Hysteresis removal for positioning systems with variable backlash and stiction
US5901737A (en) * 1996-06-24 1999-05-11 Yaron; Ran Rotary valve having a fluid bearing
US6286055B1 (en) * 1996-11-07 2001-09-04 Okuma Corporation Error correction apparatus for NC machine tool
US5769545A (en) * 1996-12-04 1998-06-23 Bently Nevada Corporation Hydrostatic bearing for supporting rotating equipment, a fluid handling system associated therewith, a control system therefore, method and apparatus
WO1999053207A1 (en) * 1998-04-13 1999-10-21 Thomson Industries, Inc. Self-compensating hydrostatic bearing
US6142672A (en) * 1998-06-22 2000-11-07 Bently Nevada Corporation Fluid flow and control system for a hydrostatic bearing supporting rotating equipment: method and apparatus
JP2005032818A (ja) * 2003-07-08 2005-02-03 Canon Inc 静圧軸受、位置決め装置、並びに露光装置
US7559696B2 (en) * 2004-08-30 2009-07-14 Hamilton Sundstrand Corporation Active thrust management system
KR100650563B1 (ko) * 2005-12-27 2006-11-30 주식회사 포스코 쌍롤식 연속박판 주조공정의 주조롤 무빙장치
FI119298B (fi) * 2006-05-12 2008-09-30 Osakeyhtioe Skf Aktiebolag Soikiohammasratasmittari
US8346488B2 (en) * 2006-09-25 2013-01-01 Aktiebolaget Skf Devices for measuring a force, monitoring a machining tool, and compensating for a deflection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3053589A (en) * 1959-04-07 1962-09-11 Nat Res Dev Journal bearings
US3617102A (en) * 1968-09-17 1971-11-02 Toyda Koki Kk High speed gas bearing structures
FR2041399A5 (de) * 1969-04-23 1971-01-29 Fortier Andre
CH519661A (de) * 1969-08-21 1972-02-29 Oerlikon Buehrle Ag Hydrostatisches Gleitlager
JPS5217915B1 (de) * 1970-08-05 1977-05-18
DE2107392A1 (de) * 1971-02-16 1972-08-31 Johnson K

Also Published As

Publication number Publication date
US4193644A (en) 1980-03-18
DE2814578C2 (de) 1987-01-29
DE2814578A1 (de) 1978-10-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950329